History of the manufacturer
Haller-Cunningham, Halcun; San Francisco
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| Name: | Haller-Cunningham, Halcun; San Francisco (USA) |
| Abbreviation: | haller |
| Products: | Model types |
| Summary: |
Haller & Cunningham Electric Co.; 428 Market Street, San Francisco. Trade name: Halcun |
| Founded: | 1911 |
| Closed: | 1920 |
| Production: | 1910 - |
| History: |
1911 Haller and Cunningham opened a retail store and manufactured wireless equipment. 1920 they went bankrupt, with liabilities four times their assets. See also Haller. W. B.; - Trade name Hallerio. |
This manufacturer was suggested by Konrad Birkner † 12.08.2014.
Some models:
| Country | Year | Name | 1st Tube | Notes |
|---|---|---|---|---|
| USA | 16 | Loose Coupler Receiving Set | Crystal receiver. Consisting ofHalcun Navy Type Loose CouplerMurdock variable Condenser A3... | |
| USA | 16 | Halcun Junior Loose Coupler No. 25 | Halcun Junior Coupler for the radio beginner desiring a simple to operate coupler. The cou... | |
| USA | 16 | Halcun Amateur Loose Coupler No. 27 | Halcun Amateur Loose Coupler. The coupler will tune 350 to 1500 meters with the average am... | |
| USA | 16 | Halcun Amateur Loose Coupler No. 28 | Halcun Amateur Loose Coupler. The coupler will tune 350 to 1500 meters with the average am... | |
| USA | 16 | Halcun Standard Loose Coupler No. 29 | Halcun Standard Loose Coupler. The primary was tapped by two different rotary switches. T... | |
| USA | 16 | Halcun Standard Loose Coupler No. 30 | Halcun Standard Loose Coupler. The primary was tapped by two different rotary switches. T... | |
| USA | 14 | Halcun Crystal Detector | The Haller-Cunningham Halcun Crystal Detector. This detector had a rotating cup that held ... | |
| USA | 14 | Halcun Loose Coupler | The Haller-Cunningham Halcun Loose Coupler receiving transformer tuned down to 3000 meters. | |
| USA | 14 | Halcun Junior Variable Condenser | Haller Cunningham Electric Co. Halcun Variable Condenser; Capacity almost .001 mfd, 16 sta... | |
| USA | 19 | Halcun Short Wave Crystal Receiver Type B | ||
| USA | 17 | Rotary Spark Gap | Haller-Cunningham Company Halcun Rotary Spark Gap | |
| USA | 19 | Halcun Audion Panel | Molded bakelite 3/8" thick panel. All wiring and connections are molded into the panel.... |
[rmxhdet-en]
Further details for this manufacturer by the members (rmfiorg):
March 1920 Everyday Engineering magazine advertisement announcing the name change from Haller Cunningham to just Halcun.
Image from page 96 of "Journal of electricity" (1917) Picture of the Haller Cunningham Electric Company on 428 Market Street in San Francisco.
George F. Haller and Elmer T. Cunningham wrote a book together that was published in 1910. The book was "The Tesla High Frequency Coil."
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